HD Voice isn't recommended if you use a 1X/3G Network Extender or a TTY/TDD device.
HD Voice on the smartphone must be turned on if you use a 4G Network Extender.
If located in Alaska, it's not recommended to turn off HD Voice for troubleshooting purposes as it causes the device to roam off the Verizon Wireless network.
Notas:
HD Voice calling requires both parties to be in Verizon 4G LTE coverage area, have HD voice capable devices and be provisioned for HD Voice to do simultaneous voice and data.
El servicio de voz HD se incluye en los planes de voz actuales y los minutos se facturan como llamadas de voz regulares.
HD Voice must be added to the account for it to appear as an option on the device.
From a Home screen, tap the Arrow icon to display all apps.
Navigate: Settings > Network & Internet > Advanced Calling.
Tap the Advanced Calling switch to turn on o desactivar .
If presented, review the notification then tap OK to confirm. Revisa la nota legal sobre facturación y uso de data.